1999 Ski-Doo Factory Shop Manual Volume One, Page 142Get this manual
Subsection 06
Section 04 ENGINE (OIL INJECTION SYSTEM)
OIL SYSTEM LEAK TEST
All Models The following test will indicate any leak from oil reservoir to the banjo fitting(s)Install on oil reservoir special cap of leak testing kit (PN 529 033 100)Tundra Series Install hose pinchers (PN 295 000 076) on oil reservoir vent line and outlet hose1 3
All Models Connect pump of leak testing kit to special capPressurize oil system to 34 kPa (5 PSI)That pressure must not drop during minutesIf pressure drops, locate leak(s) and repairreplace leaking component(s)To ease locating leak(s) spray soapy water on components, bubbles will indicate leak location(s)
OIL PUMP IDENTIFICATION
Different engines need different pumpsSee identification on pump lever no7
ENGINE TYPE 277 (Tundra) 277 (Tundra R) 377 (Formula S)